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13067497 = 195911657
BaseRepresentation
bin110001110110…
…010011101001
3220120220020101
4301312103221
511321124442
61144025401
7216033442
oct61662351
926526211
1013067497
117415893
124462261
132926b61
141a422c9
151231cb7
hexc764e9

13067497 has 8 divisors (see below), whose sum is σ = 13989600. Its totient is φ = 12168864.

The previous prime is 13067491. The next prime is 13067531. The reversal of 13067497 is 79476031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13067497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13067491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4708 + ... + 6949.

It is an arithmetic number, because the mean of its divisors is an integer number (1748700).

Almost surely, 213067497 is an apocalyptic number.

It is an amenable number.

13067497 is a deficient number, since it is larger than the sum of its proper divisors (922103).

13067497 is a wasteful number, since it uses less digits than its factorization.

13067497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11735.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 13067497 is about 3614.8993070347. The cubic root of 13067497 is about 235.5397101880.

The spelling of 13067497 in words is "thirteen million, sixty-seven thousand, four hundred ninety-seven".

Divisors: 1 19 59 1121 11657 221483 687763 13067497